Print drum maintenance unit



FIG. 1 is a perspective view illustrating the new design;

FIG. 2 is a front elevational view of the new design.

FIG. 3 is a right side elevational view of the new design.

FIG. 4 is a rear elevational view of the new design.

FIG. 5 is a left side elevational view of the new design.

FIG. 6 is a top plan view of the new design; and,

FIG. 7 is a bottom plan view of the new design.

The broken line showing of certain portions of the print drummaintenance unit is for illustrative purposes only and forms no part ofthe claimed design.

The ornamental design for a print drum maintenance unit, as shown anddescribed.